./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2f6ef7968fa573a7da88ae0a516f1d800f437d82b0fa75227e8d7d318952eb1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:47:30,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:30,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:30,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:30,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:30,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:30,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:30,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:30,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:30,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:30,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:30,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:30,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:30,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:30,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:30,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:30,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:30,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:30,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:30,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:30,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:30,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:30,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:30,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:30,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:30,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:30,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:30,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:30,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:30,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:30,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:30,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:30,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:30,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:30,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:30,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:30,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:30,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:30,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:30,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:30,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:30,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:47:30,253 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:30,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:30,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:30,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:30,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:30,256 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:30,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:47:30,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:30,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:30,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:30,257 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:47:30,257 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:47:30,257 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:47:30,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:30,257 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:30,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:30,258 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:30,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:30,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:30,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:30,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:30,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:30,259 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:30,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:30,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2f6ef7968fa573a7da88ae0a516f1d800f437d82b0fa75227e8d7d318952eb1 [2022-10-17 16:47:30,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:30,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:30,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:30,677 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:30,679 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:30,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2022-10-17 16:47:30,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/data/35d63600e/a162a1a737ab4c5788e211ed364c7ca9/FLAGfc0679658 [2022-10-17 16:47:31,317 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:31,319 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2022-10-17 16:47:31,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/data/35d63600e/a162a1a737ab4c5788e211ed364c7ca9/FLAGfc0679658 [2022-10-17 16:47:31,574 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/data/35d63600e/a162a1a737ab4c5788e211ed364c7ca9 [2022-10-17 16:47:31,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:31,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:31,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:31,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:31,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:31,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:31" (1/1) ... [2022-10-17 16:47:31,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62591532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:31, skipping insertion in model container [2022-10-17 16:47:31,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:31" (1/1) ... [2022-10-17 16:47:31,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:31,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:32,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i[24547,24560] [2022-10-17 16:47:32,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:32,053 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:32,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i[24547,24560] [2022-10-17 16:47:32,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:32,165 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:32,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32 WrapperNode [2022-10-17 16:47:32,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:32,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:32,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:32,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:32,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,222 INFO L138 Inliner]: procedures = 127, calls = 45, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 178 [2022-10-17 16:47:32,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:32,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:32,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:32,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:32,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,259 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:32,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:32,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:32,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:32,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:32" (1/1) ... [2022-10-17 16:47:32,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:32,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:32,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:32,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caf46e12-c2b6-4d5d-9ec3-d6997c012252/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:32,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:47:32,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:47:32,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:47:32,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:32,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:32,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:47:32,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:47:32,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:32,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:47:32,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:32,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:32,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:32,567 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:32,569 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:33,183 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:33,303 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:33,303 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:47:33,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:33 BoogieIcfgContainer [2022-10-17 16:47:33,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:33,308 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:33,308 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:33,320 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:33,320 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:33" (1/1) ... [2022-10-17 16:47:33,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:33,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 119 states and 132 transitions. [2022-10-17 16:47:33,400 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 132 transitions. [2022-10-17 16:47:33,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:47:33,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:33,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 118 states and 131 transitions. [2022-10-17 16:47:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 131 transitions. [2022-10-17 16:47:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:47:33,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:33,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 117 states and 130 transitions. [2022-10-17 16:47:34,067 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 130 transitions. [2022-10-17 16:47:34,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:34,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 116 states and 129 transitions. [2022-10-17 16:47:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 129 transitions. [2022-10-17 16:47:34,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:34,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 115 states and 128 transitions. [2022-10-17 16:47:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 128 transitions. [2022-10-17 16:47:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:47:34,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 116 states and 130 transitions. [2022-10-17 16:47:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 130 transitions. [2022-10-17 16:47:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:47:34,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 115 states and 129 transitions. [2022-10-17 16:47:34,662 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 129 transitions. [2022-10-17 16:47:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:47:34,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 114 states and 128 transitions. [2022-10-17 16:47:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 128 transitions. [2022-10-17 16:47:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:47:34,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:35,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 113 states and 127 transitions. [2022-10-17 16:47:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 127 transitions. [2022-10-17 16:47:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:47:35,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:35,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:35,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 112 states and 126 transitions. [2022-10-17 16:47:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2022-10-17 16:47:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:47:35,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:35,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:35,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:35,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:35,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 111 states and 125 transitions. [2022-10-17 16:47:35,278 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 125 transitions. [2022-10-17 16:47:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:47:35,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:35,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:35,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 110 states and 124 transitions. [2022-10-17 16:47:35,622 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 124 transitions. [2022-10-17 16:47:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:47:35,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:35,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 109 states and 123 transitions. [2022-10-17 16:47:36,587 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 123 transitions. [2022-10-17 16:47:36,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:47:36,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:36,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 108 states and 122 transitions. [2022-10-17 16:47:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 122 transitions. [2022-10-17 16:47:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:47:37,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 107 states and 121 transitions. [2022-10-17 16:47:37,850 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2022-10-17 16:47:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:47:37,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:37,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 106 states and 120 transitions. [2022-10-17 16:47:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 120 transitions. [2022-10-17 16:47:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:47:37,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:38,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 105 states and 119 transitions. [2022-10-17 16:47:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 119 transitions. [2022-10-17 16:47:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:47:38,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:38,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 104 states and 118 transitions. [2022-10-17 16:47:38,161 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2022-10-17 16:47:38,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:47:38,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2022-10-17 16:47:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2022-10-17 16:47:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:47:41,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:41,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:41,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:45,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2022-10-17 16:47:45,353 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2022-10-17 16:47:45,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:45,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:45,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:45,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 101 states and 115 transitions. [2022-10-17 16:47:45,418 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2022-10-17 16:47:45,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:45,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:45,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 100 states and 114 transitions. [2022-10-17 16:47:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2022-10-17 16:47:46,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:46,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:46,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:46,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:46,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 99 states and 113 transitions. [2022-10-17 16:47:46,458 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2022-10-17 16:47:46,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:46,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:46,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:46,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 98 states and 112 transitions. [2022-10-17 16:47:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2022-10-17 16:47:46,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:46,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:46,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 99 states and 113 transitions. [2022-10-17 16:47:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2022-10-17 16:47:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:51,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:51,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:56,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 100 states and 115 transitions. [2022-10-17 16:47:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2022-10-17 16:47:56,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:56,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:56,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:57,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:58,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:58,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 99 states and 114 transitions. [2022-10-17 16:47:58,763 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2022-10-17 16:47:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:58,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:58,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:48:01,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:01,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2022-10-17 16:48:01,784 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2022-10-17 16:48:01,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:01,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:01,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:48:02,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 100 states and 117 transitions. [2022-10-17 16:48:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2022-10-17 16:48:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:02,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.